Removed locale test as it can't be reproduced on CircleCI.
Removed locale test as it can't be reproduced on CircleCI.

CircleCI has a strange LXC-based docker setup that doesn't let us
run `docker exec` with ENV variables.

chinthakagodawita/docker-containers,chinthakagodawita/docker-containers,Sitback/docker-containers,Sitback/docker-containers